bunch spring onions
salt and freshly ground black pepper
pinch freshly grated nutmeg
butter, for frying
425ml/戮 pint double cream
4 free-range eggs
2 free-range egg yolks
75g/2陆oz grated parmesan
1 pastry tart case lined with readymade savoury short crust pastry, baked blind until golden-brown
250g/9oz white crabmeat
1 cooked lobster, meat chopped